[time-nuts] Got 60HZ?

[jmfranke]

Ah yes the 5369 chip.

John WA4WDL

--------------------------------------------------
From: "Max Robinson" <max at maxsmusicplace.com>
Sent: Friday, December 10, 2010 10:02 PM
To: "Discussion of precise time and frequency measurement" 
<time-nuts at febo.com>
Subject: Re: [time-nuts] Got 60HZ?

> I'm sure everyone remembers the little 8 pin chip that derived 60 Hz from 
> a standard NTSC color burst crystal.  As I recall there was a companion 
> chip that would derive 60 Hz from a 5MHz crystal.  I have no idea if it is 
> still available.
>
> Regards.
>
> Max.  K 4 O D S.
>
> Email: max at maxsmusicplace.com
>
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> ----- Original Message ----- 
> From: "Chris Albertson" <albertson.chris at gmail.com>
> To: "Discussion of precise time and frequency measurement" 
> <time-nuts at febo.com>
> Sent: Friday, December 10, 2010 12:53 AM
> Subject: Re: [time-nuts] Got 60HZ?
>
>
>> On Thu, Dec 9, 2010 at 4:19 PM, Michael Poulos <poulosmd at gmail.com> 
>> wrote:
>>
>>
>>> The chip number is a C8051T602.It's actually a tiny printed circuit card 
>>> in
>>> a DIP chip pinout format..... Anyone know of a microcontroller that'll 
>>> take the
>>> raw sinewave from a Ru movement?
>>
>> The C8051T602 is a micro controller.   8051 is a very common part.
>> If it did a divide by ten function it was because it was loaded with 
>> software.
>> -- 
>> =====
>> Chris Albertson
>> Redondo Beach, California
>>
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